CVE-2022-22228

Junos OS: IPv6 OAM SRv6 network-enabled devices are vulnerable to Denial of Service (DoS) due to RPD memory leak upon receipt of specific a IPv6 packet

Description

An Improper Validation of Specified Type of Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS allows an attacker to cause an RPD memory leak leading to a Denial of Service (DoS). This memory leak only occurs when the attacker's packets are destined to any configured IPv6 address on the device. This issue affects: Juniper Networks Junos OS 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R3-S1; 21.3 versions prior to 21.3R3; 21.4 versions prior to 21.4R2; 22.1 versions prior to 22.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 21.1R1.

Remediation

Solution:

  • The following software releases have been updated to resolve this specific issue: Junos OS: 21.1R3-S2, 21.2R3-S1, 21.3R3, 21.4R2, 22.1R2, 22.2R1, and all subsequent releases.

Workaround:

  • There are no known workarounds for this issue.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.14%
Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS
Published at:
Updated at:

References

Link Tags
https://kb.juniper.net/JSA69880 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-22228?
CVE-2022-22228 has been scored as a high severity vulnerability.
How to fix CVE-2022-22228?
To fix CVE-2022-22228: The following software releases have been updated to resolve this specific issue: Junos OS: 21.1R3-S2, 21.2R3-S1, 21.3R3, 21.4R2, 22.1R2, 22.2R1, and all subsequent releases.
Is CVE-2022-22228 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-22228 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-22228?
CVE-2022-22228 affects Juniper Networks Junos OS.
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